Idioms

    in duplicate, in two copies, especially two identical copies: Please type the letter in duplicate.

Origin of duplicate

1400–50; late Middle English < Latin duplicātus (past participle of duplicāre to make double), equivalent to duplic- (stem of duplex) duplex + -ātus -ate1

Related forms

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for duplicate

British Dictionary definitions for duplicate

duplicate


adjective (ˈdjuːplɪkɪt)

noun (ˈdjuːplɪkɪt)

verb (ˈdjuːplɪˌkeɪt)

Derived Forms

duplicable (ˈdjuːplɪkəbəl), adjectiveduplicability, nounduplicately, adverbduplicative, adjective

Word Origin for duplicate

C15: from Latin duplicāre to double, from duo two + plicāre to fold
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012